Nida, who still has charm, is a single mother. A few years ago, her relationship with her husband broke down, and she has lived with her son Atun for a long time. Nida makes a living by selling movie discs at the night market. The huge pressure made her convert to a religious group called "WhoRU". Five years ago, Atun had a dispute with his mother, and then locked himself in the room, and never stepped into the outside world again. Nida communicates with Atun by passing notes under the door. With the power given to her by religion, Nida seems to be getting used to this abnormal life. Adong, an editor of a horror program on a TV station, is a frequent visitor of Nida. He learned about Atun's situation and told Nida that this is a symptom of autism called "hidden youth". Adong decided to help Atun get out of the room and return to society. He was very enthusiastic about this matter, but the result made him regret it. In the process, Nida's long-forgotten memories were gradually awakened...